What happens in a redox reaction inside an electrochemical cell?
In an electrochemical cell, a redox reaction involves both oxidation and reduction happening at different…
Month: October 2025
What is the difference between an anode and a cathode?
Anode → where electrons go out and oxidation happens. Cathode → where electrons come in…
What is the standard hydrogen electrode (SHE)?
Here’s a explanation: The Standard Hydrogen Electrode (SHE) is a reference electrode used to measure…
What is the function of electrodes in an electrochemical cell?
Here’s a explanation: Electrodes are conductors (usually metal) placed in the solutions of an electrochemical…
How does a salt bridge work in an electrochemical cell?
Here’s a explanation: A salt bridge is a tube or strip containing a salt solution…
What is the Nernst equation?
The Nernst equation is a formula that relates the cell potential of an electrochemical cell…
How is cell potential calculated?
Here’s a explanation: The cell potential is the voltage produced by an electrochemical cell. To…
What is the standard electrode potential?
The standard electrode potential (E°) is a measure of the tendency of a chemical species…
What are the components of a voltaic cell?
A voltaic (galvanic) cell is an electrochemical cell that produces electricity from a spontaneous chemical…
What is the difference between a galvanic cell and an electrolytic cell?
Galvanic Cell: Makes electricity from a chemical reaction. Reaction happens on its own (spontaneous). Example:…